16464665

素因数分解:

$5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{113}}^1\times {\mathrm{181}}^1$

素因数の和:329

約数の個数: 32

約数和(自身を含む): 23901696

約数和(自身を除く): 7437031

約数列:

[1, 5, 7, 23, 35, 113, 115, 161, 181, 565, 791, 805, 905, 1267, 2599, 3955, 4163, 6335, 12995, 18193, 20453, 20815, 29141, 90965, 102265, 143171, 145705, 470419, 715855, 2352095, 3292933, 16464665]

約数ペア:

[(1, 16464665), (5, 3292933), (7, 2352095), (23, 715855), (35, 470419), (113, 145705), (115, 143171), (161, 102265), (181, 90965), (565, 29141), (791, 20815), (805, 20453), (905, 18193), (1267, 12995), (2599, 6335), (3955, 4163)]